<!DOCTYPE html>
<html lang="zh-CN">
    <head>
        <meta charset="UTF-8" />
        <title>09_变量-变量的赋值</title>
        <script>
            // 将18这个值 赋值给age
            var age = 18;

            console.log(age + 1);


        </script>
    </head>
    <body>
        
    </body>
</html>